Another version of Slipper Socks, these Lounge Socks have a gripper at the bottom of the sock to give more traction when walking on wooden floors. With a turnover cuff for extra comfort and warmth combined with Heat Holders thermal qualities, these Lounge socks are surely the best socks for those lazy winter Sundays.Innovative knitting technology produces our unique, extra long looped cushion pile to hold in more warm air, increasing the TOG rating.91% Acrylic, 5% Polyamide, 3% Polyester, 1% ElastaneMachine Washbedsox